Design
EN 837-1 & ASME B40.100Sizes
4” (100 mm)Accuracy class
± 3/2/3% of span (ASME B40.100 Grade B)Ranges
0/80 psi (5.5 bar), retard to 250 psi (17 bar), air
0/300 psi (20 bar), 0/400 psi (28 bar), 0/600 psi (40 bar), waterWorking pressure
Steady: 3/4 of full scale value
Fluctuating: 2/3 of full scale value
Short time: full scale valueOperating temperature
Ambient: -40°F to 140°F (-40°C to 60°C)
Media: 140°F (+60°C) maximumTemperature error
Additional error when temperature
changes from reference temperature
of 68°F (20°C) +0.4% of span for every 18°F (10°K) rising or falling.Bourdon tube
Material: copper alloy
